NIO's HK shares drop most in six weeks, Nomura says Q4 guidance a miss
** Chinese EV maker NIO Inc's Hong Kong shares 
NIO drop 7% to HK$43.56, on course for biggest one-day pct fall since October 16, as investors lock in gains from about 9% climb in last two trading sessions
** Stock second-biggest pct decliner in the Hang Seng TECH Index HHSTECH, which is up 0.2%
** Co's U.S.-listed stock NIO fell 4.3% on Tuesday
** NIO's Q3 2025 total revenue rises 16.7% y/y, driven by 40.8% increase in deliveries, with gross margin improved to 13.9% from 10.7% in the same period last year
** NIO expects Q4 deliveries of between 120,000 and 125,000 vehicles, revenue between 32.76 bln yuan and 34.04 bln yuan ($4.62 bln-$4.81 bln)
** Nomura reaffirms "neutral" rating, saying 3Q25 margins beat while 4Q25 guidance miss
** YTD, Hong Kong stock up 26.2%, U.S.-listed shares up 26.2%, Hang Seng Automobile Index HHSAMI up 25%
($1 = 7.0835 Chinese yuan)